The multitasking skin hero that everyone is talking about, and what you need to know before adding it to your routine.
| Niacinamide has quietly become one of the most celebrated ingredients in skincare, and for good reason. But where it comes from, and whether it earns the ‘natural’ label, is a question worth exploring honestly. |
What is Niacinamide?
Niacinamide, also known as nicotinamide or Vitamin B3, is a water-soluble vitamin that plays an essential role in energy metabolism within every cell of your body. In skincare, it has emerged as one of the most well-researched and versatile active ingredients available, with loads of clinical evidence to back up its benefits.
You’ll find it listed on ingredient labels as niacinamide, nicotinamide, or sometimes simply Vitamin B3. It works on the surface and within the deeper layers of the skin, making it suitable for a wide range of skin types and concerns, including sensitive skin, which can’t always tolerate more potent actives.
The Benefits
Few ingredients can honestly claim to do as much as niacinamide. Here’s what the science supports:
| Strengthens the skin barrier Boosts ceramide production, helping skin retain moisture and resist environmental stress. |
| Reduces pores & oiliness Regulates sebum production, visibly minimising the appearance of enlarged pores over time. |
| Brightens & evens tone Inhibits melanin transfer to surface cells, reducing dark spots and post-breakout marks. |
| Softens fine lines Supports collagen synthesis and improves skin elasticity with consistent, long-term use. |
| Anti-inflammatory Calms redness and irritation, making it ideal for rosacea-prone or acne-prone skin. |
| Antioxidant protection Helps neutralise free radical damage from UV exposure and pollution. |
| Good to know: Niacinamide is effective at concentrations as low as 2%, but most research points to 5% as the sweet spot for visible results. Formulas above 10% can occasionally cause temporary flushing in sensitive skin. |
But is it natural?
This is the question I think deserves a straight, honest answer, rather than the kind of vague language that’s become all too common in the beauty industry.
Niacinamide is naturally occurring. It’s found in a range of whole foods, including mushrooms, yeast, green vegetables, eggs, and meat. Your body also produces small amounts of it by converting the amino acid tryptophan. As a form of Vitamin B3, it is a molecule that exists abundantly in nature and is vital to life itself.
However, the niacinamide used in skincare products is almost universally synthesised in a laboratory setting. This doesn’t mean it is harmful, in fact, synthetic niacinamide is chemically identical to its natural counterpart, highly stable, and rigorously tested for purity. But it is worth being transparent about.
| MY VERDICT, THE NATURAL QUESTION [Natural origin] Niacinamide is a naturally occurring vitamin found in food and produced by the body. [Synthetic production] The version used in skincare is lab-synthesised but is chemically identical to the natural form. [Nature-identical] It behaves exactly as the natural molecule does, your skin cannot tell the difference. [My view] At LJ Natural, I believe in transparency. ‘Natural origin’ and ‘natural production’ are not the same thing, and informed customers deserve to know the distinction. |
The bottom line
Niacinamide is an effective, well-tolerated, and multi-functional ingredient in contemporary skincare. It has a genuine and extensive evidence base, suits almost every skin type, and delivers visible results across a range of concerns from pigmentation to barrier repair.
Is it ‘natural’? It has natural origins and is nature-identical, but it’s produced synthetically for cosmetic use.
Will you react to it? You shouldn’t if it is used in low concentrations in skincare, but it’s worth bearing in mind that it may be used alongside lots of other synthetic and harsh ingredients that you may react to.
I think that’s a distinction worth making clearly, because your trust matters more to me than clever marketing language.
If you want to use products that are genuinely just made with plant oils and butters, then you know where to shop. Here.
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If there are any other ingredients you want the truth about, just let me know.
